World Congress on Biosensors 2014

World Congress on Biosensors 2014
Biosensors 2014

Friday, 10 February 2012

Just Published: Sensors & Actuators B: Chemical

A new issue of this journal has just been published. To see abstracts of the papers it contains (with links through to the full papers) click here:
Selected papers from the latest issue:

Semantics versus statistics in the retreat from locative overgeneralization errors

10 February 2012, 00:31:43Go to full article
Publication year: 2012
Source: Cognition, Available online 9 February 2012
Ben Ambridge, Julian M. Pine, Caroline F. Rowland
The present study investigated how children learn that some verbs may appear in the figure-locative but not the ground-locative construction (e.g.,Lisa poured water into the cup;Lisa poured the cup with water), with some showing the opposite pattern (e.g.,Bart filled water into the cup;Bart filled the cup with water), and others appearing in both (Lisa sprayed water onto the flowers;Lisa sprayed the flowers with water). Grammatical acceptability judgments were obtained for the use of each of 142 locative verbs (60 for children) in each sentence type. Overall, and for each age group individually, the judgment data were best explained by a model that included ratings of the extent to which each verb exhibits both the broad- and narrow-range semantic properties of the figure- and ground-locative constructions (relating mainly tomannerandend-staterespectively;) and the statistical-learning measure of overall verb frequency (entrenchment;). A second statistical-learning measure, frequency in each of the two locative constructions (pre-emption;), was found to have no additional dissociable effect. We conclude by drawing together various theoretical proposals to arrive at a possible account of how semantics and statistics interact in the retreat from overgeneralization.

Highlights

► Investigates children’s retreat from overgeneralization error for the locative constructions. ► Uses grammaticality-judgment and semantic-ratings data. ► Investigates developmental effects (ages 5–6, 9–10, adults). ► Provides evidence for semantic verb class hypothesis, entrenchment, pre-emption.

Perceptual wholes can reduce the conscious accessibility of their parts

05 February 2012, 21:53:07Go to full article
Publication year: 2012
Source: Cognition, Available online 3 February 2012
Ervin Poljac, Lee de-Wit, Johan Wagemans
Humans can rapidly extract object and category information from an image despite surprising limitations in detecting changes to the individual parts of that image. In this article we provide evidence that the construction of a perceptual whole, or Gestalt, reduces awareness of changes to the parts of this object. This result suggests that the rapid extraction of a perceptual Gestalt, and the inaccessibility of the parts that make up that Gestalt, may in fact reflect two sides of the same coin whereby human vision provides only the most useful level of abstraction to conscious awareness.

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